REPAIR & ADJUSTMENT
3, Carburetor Adjuslment
NOTE: ADJUST THROTTLE CONTROL CABLE
BEFORE MAKING ANY ADJUSTMENT TO CAR_
BURETOR, AIR CLEANER MUST BE ASSEMBLED TO
CARBURETOR WHEN RUNNING ENGINE
Minor carburetor adjustments may be required to
compensate for differences in fuel, temperature
or altitude° Adjust the carburetor fuel mixture
as follows:
a° Gently turn idle mixture valve clockwise
(_**) fFia 30) until it just closes and then
counterclockwise ( ,_-- ) 1-1/2 turns.
CAUTION; Valve may be damaged if turned
in too far.
b. Start engine and allow to warm for five
minutes. Make final adjustments with engine
running and choke pushed in.
co Move throttle control lever (on dashboard) to
"SLOW " position.
d, Hold governor control lever against idle speed
_erew, and adjust idle speed screw to obtain
1200 to !400 RPM (Fig, 29).
e, While still holding the governor control lever
against idle speed screw, turn idle mixture valve
slowly clockwise _-_ ){lean mixture) until speed
just starts to stow,
f, Turn idle mixture valve back to the midpoint
between rlch and lean.
g. Adjust the idle speed screw to obtain 900 to
1200 RPM, Release governor control lever,
h, Move throttle control (on the dashboard) to
"FAST." If engine hesitates or dies, tum idle
mixture valve approximately i/8 turn counter-
clockwise (,_") until engine will accelerate
as throttle control is moved from "SLOW"
to "FAST, "
4. Fuse Retgecement
Replace with 30 amp automotlve.type plug.in
fuse.
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